| 摘要 |
The invention relates to an optical signalling device, particularly for railway use, comprising a LED matrix (16), made up of a plurality of LEDs, a lens matrix (14), made up of a number of lenses (15) corresponding to the number of LEDs of the LED matrix (16), and supply means (9, 10) for said LED matrix. <IMAGE>The invention relates to an optical signalling device, particularly for railway use, comprising a LED matrix (16), made up of a plurality of LEDs, a lens matrix (14), made up of a number of lenses (15) corresponding to the number of LEDs of the LED matrix (16), and supply means (9, 10) for said LED matrix. <IMAGE>
|
